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CIRCES Cost Estimating Software <br />PROJECT IDENTIFICATION <br />Task #: 025 <br />Date <br />User <br />03/17/2010 <br />JR <br />State : Colorado <br />County : Fremont <br />Site :Northfield Mine <br />Permit/job# : C- 2006 -085 <br />Abbreviation : none <br />Filename : C085 -025 <br />Weight description : <br />Decomposed rock - 50% Rock, 50% Earth <br />JOB TIME AND COST <br />Adjusted unit production : 441.76 LCY /hr <br />Adjusted fleet production : 441.76 LCY /hr <br />Fleet size : <br />Blade type Semi - Universal <br />Dozer(s) <br />Total job time : <br />1.85 Hours <br />Attachment no. 1 : ROPS Cab <br />Shift basis : <br />1 per day <br />Total job cost: <br />Attachment no. 2: 3-shank ripper <br />Data source: <br />(CRG) <br />Utilization % <br />Cost Breakdown: <br />Ownership cost/hour : $67.77 <br />NA <br />Operating cost/hour : $95.29 <br />100 <br />Ripper op. cost/hour : $0.00 <br />0 <br />Operator cost/hour : $38.54 <br />NA <br />Total unit cost/hour : $201.60 Total fleet <br />cost/hour : <br />$201.60 <br />MATERIAL QUANTITIES <br />Initial <br />Swell Loose <br />volume: 700 CCY factor : 1.165 volume: <br />816 <br />LCY <br />Source of estimated <br />volume: Page 2.05.3 -22, Map 12, Division Estimate <br />Source of estimated swell factor : CAT Handbook <br />HOURLY PRODUCTION <br />Job Condition Correction Factors <br />Source <br />Operator skill : <br />0.75 <br />(avg.) <br />Average push distance: <br />100 feet <br />Material consistency: <br />0.90 <br />(Cat HB) <br />Unadjusted hourly production : <br />1,243.2 LCY /hr <br />Dozing method: <br />1.00 <br />(gen.) <br />Visibility: <br />1.00 <br />(avg.) <br />Material consistency description : <br />Job efficiency: <br />0.83 <br />(1shift1day) <br />Compacted fill or embankment <br />Spoil pile: <br />680 <br />(fnd -rt) <br />Push gradient : <br />1.00 <br />(Cat HB) <br />Average push gradient : <br />0.00 % (pos) <br />Altitude : <br />1.00 <br />(Cat HB) <br />Average site altitude : <br />5,400 feet <br />Material weight: <br />0.79 <br />(Cat HB) <br />Blade type : <br />1.00 <br />(S /SU /U) <br />Material weight : <br />2,900 Ibs /LCY <br />Net correction : <br />0.36 <br />Weight description : <br />Decomposed rock - 50% Rock, 50% Earth <br />JOB TIME AND COST <br />Adjusted unit production : 441.76 LCY /hr <br />Adjusted fleet production : 441.76 LCY /hr <br />Fleet size : <br />1 <br />Dozer(s) <br />Total job time : <br />1.85 Hours <br />Unit cost : <br />$0.456 <br />/LCY <br />Total job cost: <br />$372 <br />9 <br />